Mega Evolutions have arrived in Pokemon Go, giving players the ability to power up certain Pokemon into new forms. In order to Mega Evolve a Pokemon, however, you'll need to collect that monster's Mega Energy, which can primarily be obtained through Mega Raids.

These new Raid Battles having you facing off against a Mega-Evolved Pokemon, and they're quite challenging. To help you out, we've put together this rundown on Mega Raids and rounded up some tips to help you conquer each of the new Mega Raid bosses.

What Are Mega Raids?

Mega Raids are a new tier of Raid Battles that will periodically occur at Gyms. These are roughly equivalent to Legendary Raids in terms of challenge, except they feature a Mega-Evolved Pokemon as the Raid boss.